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<FONT color="green">001</FONT>    package hirondelle.movies.util.ui;<a name="line.1"></a><a name=line.1></a>
<FONT color="green">002</FONT>    <a name="line.2"></a><a name=line.2></a>
<FONT color="green">003</FONT>    import hirondelle.movies.LaunchApplication;<a name="line.3"></a><a name=line.3></a>
<FONT color="green">004</FONT>    import hirondelle.movies.util.Args;<a name="line.4"></a><a name=line.4></a>
<FONT color="green">005</FONT>    import java.util.*;<a name="line.5"></a><a name=line.5></a>
<FONT color="green">006</FONT>    import java.net.URL;<a name="line.6"></a><a name=line.6></a>
<FONT color="green">007</FONT>    import javax.swing.*;<a name="line.7"></a><a name=line.7></a>
<FONT color="green">008</FONT>    import javax.swing.border.Border;<a name="line.8"></a><a name=line.8></a>
<FONT color="green">009</FONT>    import java.awt.*;<a name="line.9"></a><a name=line.9></a>
<FONT color="green">010</FONT>    <a name="line.10"></a><a name=line.10></a>
<FONT color="green">011</FONT>    /** <a name="line.11"></a><a name=line.11></a>
<FONT color="green">012</FONT>     Static convenience methods for GUIs which eliminate code duplication.<a name="line.12"></a><a name=line.12></a>
<FONT color="green">013</FONT>     <a name="line.13"></a><a name=line.13></a>
<FONT color="green">014</FONT>     &lt;P&gt;Your application will likely need to add to such a class. For example, <a name="line.14"></a><a name=line.14></a>
<FONT color="green">015</FONT>     using &lt;tt&gt;GrdiBagLayout&lt;/tt&gt; usually benefits from utility methods to <a name="line.15"></a><a name=line.15></a>
<FONT color="green">016</FONT>     reduce code repetition.<a name="line.16"></a><a name=line.16></a>
<FONT color="green">017</FONT>    */<a name="line.17"></a><a name=line.17></a>
<FONT color="green">018</FONT>    public final class UiUtil {<a name="line.18"></a><a name=line.18></a>
<FONT color="green">019</FONT>    <a name="line.19"></a><a name=line.19></a>
<FONT color="green">020</FONT>      /**<a name="line.20"></a><a name=line.20></a>
<FONT color="green">021</FONT>       &lt;tt&gt;pack&lt;/tt&gt;, center, and &lt;tt&gt;show&lt;/tt&gt; a window on the screen.<a name="line.21"></a><a name=line.21></a>
<FONT color="green">022</FONT>      <a name="line.22"></a><a name=line.22></a>
<FONT color="green">023</FONT>       &lt;P&gt;If the size of &lt;tt&gt;aWindow&lt;/tt&gt; exceeds that of the screen, <a name="line.23"></a><a name=line.23></a>
<FONT color="green">024</FONT>       then the size of &lt;tt&gt;aWindow&lt;/tt&gt; is reset to the size of the screen.<a name="line.24"></a><a name=line.24></a>
<FONT color="green">025</FONT>      */<a name="line.25"></a><a name=line.25></a>
<FONT color="green">026</FONT>      public static void centerAndShow(Window aWindow){<a name="line.26"></a><a name=line.26></a>
<FONT color="green">027</FONT>        //note that the order here is important<a name="line.27"></a><a name=line.27></a>
<FONT color="green">028</FONT>        <a name="line.28"></a><a name=line.28></a>
<FONT color="green">029</FONT>        aWindow.pack();<a name="line.29"></a><a name=line.29></a>
<FONT color="green">030</FONT>        /*<a name="line.30"></a><a name=line.30></a>
<FONT color="green">031</FONT>         * If called from outside the event dispatch thread (as is <a name="line.31"></a><a name=line.31></a>
<FONT color="green">032</FONT>         * the case upon startup, in the launch thread), then <a name="line.32"></a><a name=line.32></a>
<FONT color="green">033</FONT>         * in principle this code is not thread-safe: once pack has <a name="line.33"></a><a name=line.33></a>
<FONT color="green">034</FONT>         * been called, the component is realized, and (most) further<a name="line.34"></a><a name=line.34></a>
<FONT color="green">035</FONT>         * work on the component should take place in the event-dispatch <a name="line.35"></a><a name=line.35></a>
<FONT color="green">036</FONT>         * thread. <a name="line.36"></a><a name=line.36></a>
<FONT color="green">037</FONT>         *<a name="line.37"></a><a name=line.37></a>
<FONT color="green">038</FONT>         * In practice, it is exceedingly unlikely that this will lead <a name="line.38"></a><a name=line.38></a>
<FONT color="green">039</FONT>         * to an error, since invisible components cannot receive events.<a name="line.39"></a><a name=line.39></a>
<FONT color="green">040</FONT>         */<a name="line.40"></a><a name=line.40></a>
<FONT color="green">041</FONT>        Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();<a name="line.41"></a><a name=line.41></a>
<FONT color="green">042</FONT>        Dimension window = aWindow.getSize();<a name="line.42"></a><a name=line.42></a>
<FONT color="green">043</FONT>        //ensure that no parts of aWindow will be off-screen<a name="line.43"></a><a name=line.43></a>
<FONT color="green">044</FONT>        if (window.height &gt; screen.height) {<a name="line.44"></a><a name=line.44></a>
<FONT color="green">045</FONT>          window.height = screen.height;<a name="line.45"></a><a name=line.45></a>
<FONT color="green">046</FONT>        }<a name="line.46"></a><a name=line.46></a>
<FONT color="green">047</FONT>        if (window.width &gt; screen.width) {<a name="line.47"></a><a name=line.47></a>
<FONT color="green">048</FONT>          window.width = screen.width;<a name="line.48"></a><a name=line.48></a>
<FONT color="green">049</FONT>        }<a name="line.49"></a><a name=line.49></a>
<FONT color="green">050</FONT>        int xCoord = (screen.width/2 - window.width/2);<a name="line.50"></a><a name=line.50></a>
<FONT color="green">051</FONT>        int yCoord = (screen.height/2 - window.height/2);<a name="line.51"></a><a name=line.51></a>
<FONT color="green">052</FONT>        aWindow.setLocation( xCoord, yCoord );<a name="line.52"></a><a name=line.52></a>
<FONT color="green">053</FONT>       <a name="line.53"></a><a name=line.53></a>
<FONT color="green">054</FONT>        aWindow.setVisible(true);<a name="line.54"></a><a name=line.54></a>
<FONT color="green">055</FONT>      }<a name="line.55"></a><a name=line.55></a>
<FONT color="green">056</FONT>      <a name="line.56"></a><a name=line.56></a>
<FONT color="green">057</FONT>      /**<a name="line.57"></a><a name=line.57></a>
<FONT color="green">058</FONT>       A window is packed, centered with respect to a parent, and then shown.<a name="line.58"></a><a name=line.58></a>
<FONT color="green">059</FONT>      <a name="line.59"></a><a name=line.59></a>
<FONT color="green">060</FONT>       &lt;P&gt;This method is intended for dialogs only.<a name="line.60"></a><a name=line.60></a>
<FONT color="green">061</FONT>      <a name="line.61"></a><a name=line.61></a>
<FONT color="green">062</FONT>       &lt;P&gt;If centering with respect to a parent causes any part of the dialog <a name="line.62"></a><a name=line.62></a>
<FONT color="green">063</FONT>       to be off screen, then the centering is overidden, such that all of the <a name="line.63"></a><a name=line.63></a>
<FONT color="green">064</FONT>       dialog will always appear fully on screen, but it will still appear <a name="line.64"></a><a name=line.64></a>
<FONT color="green">065</FONT>       near the parent.<a name="line.65"></a><a name=line.65></a>
<FONT color="green">066</FONT>      <a name="line.66"></a><a name=line.66></a>
<FONT color="green">067</FONT>       @param aWindow must have non-null result for &lt;tt&gt;aWindow.getParent&lt;/tt&gt;.<a name="line.67"></a><a name=line.67></a>
<FONT color="green">068</FONT>      */<a name="line.68"></a><a name=line.68></a>
<FONT color="green">069</FONT>      public static void centerOnParentAndShow(Window aWindow){<a name="line.69"></a><a name=line.69></a>
<FONT color="green">070</FONT>        aWindow.pack();<a name="line.70"></a><a name=line.70></a>
<FONT color="green">071</FONT>        <a name="line.71"></a><a name=line.71></a>
<FONT color="green">072</FONT>        Dimension parent = aWindow.getParent().getSize();<a name="line.72"></a><a name=line.72></a>
<FONT color="green">073</FONT>        Dimension window = aWindow.getSize();<a name="line.73"></a><a name=line.73></a>
<FONT color="green">074</FONT>        int xCoord = <a name="line.74"></a><a name=line.74></a>
<FONT color="green">075</FONT>          aWindow.getParent().getLocationOnScreen().x + <a name="line.75"></a><a name=line.75></a>
<FONT color="green">076</FONT>         (parent.width/2 - window.width/2)<a name="line.76"></a><a name=line.76></a>
<FONT color="green">077</FONT>        ;<a name="line.77"></a><a name=line.77></a>
<FONT color="green">078</FONT>        int yCoord = <a name="line.78"></a><a name=line.78></a>
<FONT color="green">079</FONT>          aWindow.getParent().getLocationOnScreen().y + <a name="line.79"></a><a name=line.79></a>
<FONT color="green">080</FONT>          (parent.height/2 - window.height/2)<a name="line.80"></a><a name=line.80></a>
<FONT color="green">081</FONT>        ;<a name="line.81"></a><a name=line.81></a>
<FONT color="green">082</FONT>        <a name="line.82"></a><a name=line.82></a>
<FONT color="green">083</FONT>        //Ensure that no part of aWindow will be off-screen<a name="line.83"></a><a name=line.83></a>
<FONT color="green">084</FONT>        Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();<a name="line.84"></a><a name=line.84></a>
<FONT color="green">085</FONT>        int xOffScreenExcess = xCoord + window.width - screen.width;<a name="line.85"></a><a name=line.85></a>
<FONT color="green">086</FONT>        if ( xOffScreenExcess &gt; 0 ) {<a name="line.86"></a><a name=line.86></a>
<FONT color="green">087</FONT>          xCoord = xCoord - xOffScreenExcess;<a name="line.87"></a><a name=line.87></a>
<FONT color="green">088</FONT>        }<a name="line.88"></a><a name=line.88></a>
<FONT color="green">089</FONT>        if (xCoord &lt; 0 ) {<a name="line.89"></a><a name=line.89></a>
<FONT color="green">090</FONT>          xCoord = 0;<a name="line.90"></a><a name=line.90></a>
<FONT color="green">091</FONT>        }<a name="line.91"></a><a name=line.91></a>
<FONT color="green">092</FONT>        int yOffScreenExcess = yCoord + window.height - screen.height;<a name="line.92"></a><a name=line.92></a>
<FONT color="green">093</FONT>        if ( yOffScreenExcess &gt; 0 ) {<a name="line.93"></a><a name=line.93></a>
<FONT color="green">094</FONT>          yCoord = yCoord - yOffScreenExcess;<a name="line.94"></a><a name=line.94></a>
<FONT color="green">095</FONT>        }<a name="line.95"></a><a name=line.95></a>
<FONT color="green">096</FONT>        if (yCoord &lt; 0) {<a name="line.96"></a><a name=line.96></a>
<FONT color="green">097</FONT>          yCoord = 0;<a name="line.97"></a><a name=line.97></a>
<FONT color="green">098</FONT>        }<a name="line.98"></a><a name=line.98></a>
<FONT color="green">099</FONT>        <a name="line.99"></a><a name=line.99></a>
<FONT color="green">100</FONT>        aWindow.setLocation( xCoord, yCoord );<a name="line.100"></a><a name=line.100></a>
<FONT color="green">101</FONT>        aWindow.setVisible(true);<a name="line.101"></a><a name=line.101></a>
<FONT color="green">102</FONT>      }<a name="line.102"></a><a name=line.102></a>
<FONT color="green">103</FONT>    <a name="line.103"></a><a name=line.103></a>
<FONT color="green">104</FONT>      /**<a name="line.104"></a><a name=line.104></a>
<FONT color="green">105</FONT>       Return a border of dimensions recommended by the Java Look and Feel <a name="line.105"></a><a name=line.105></a>
<FONT color="green">106</FONT>       Design Guidelines, suitable for many common cases.<a name="line.106"></a><a name=line.106></a>
<FONT color="green">107</FONT>      <a name="line.107"></a><a name=line.107></a>
<FONT color="green">108</FONT>      &lt;P&gt;Each side of the border has size {@link UiConsts#STANDARD_BORDER}.<a name="line.108"></a><a name=line.108></a>
<FONT color="green">109</FONT>      */<a name="line.109"></a><a name=line.109></a>
<FONT color="green">110</FONT>      public static Border getStandardBorder(){<a name="line.110"></a><a name=line.110></a>
<FONT color="green">111</FONT>        return BorderFactory.createEmptyBorder(<a name="line.111"></a><a name=line.111></a>
<FONT color="green">112</FONT>          UiConsts.STANDARD_BORDER, <a name="line.112"></a><a name=line.112></a>
<FONT color="green">113</FONT>          UiConsts.STANDARD_BORDER, <a name="line.113"></a><a name=line.113></a>
<FONT color="green">114</FONT>          UiConsts.STANDARD_BORDER, <a name="line.114"></a><a name=line.114></a>
<FONT color="green">115</FONT>          UiConsts.STANDARD_BORDER<a name="line.115"></a><a name=line.115></a>
<FONT color="green">116</FONT>        );<a name="line.116"></a><a name=line.116></a>
<FONT color="green">117</FONT>      }<a name="line.117"></a><a name=line.117></a>
<FONT color="green">118</FONT>    <a name="line.118"></a><a name=line.118></a>
<FONT color="green">119</FONT>      /**<a name="line.119"></a><a name=line.119></a>
<FONT color="green">120</FONT>       Return text which conforms to the Look and Feel Design Guidelines <a name="line.120"></a><a name=line.120></a>
<FONT color="green">121</FONT>       for the title of a dialog : the application name, a colon, then <a name="line.121"></a><a name=line.121></a>
<FONT color="green">122</FONT>       the name of the specific dialog.<a name="line.122"></a><a name=line.122></a>
<FONT color="green">123</FONT>      <a name="line.123"></a><a name=line.123></a>
<FONT color="green">124</FONT>      &lt;P&gt;Example return value: &lt;tt&gt;My Movies: Login&lt;/tt&gt;<a name="line.124"></a><a name=line.124></a>
<FONT color="green">125</FONT>      <a name="line.125"></a><a name=line.125></a>
<FONT color="green">126</FONT>       @param aSpecificDialogName must have visible content<a name="line.126"></a><a name=line.126></a>
<FONT color="green">127</FONT>      */<a name="line.127"></a><a name=line.127></a>
<FONT color="green">128</FONT>      public static String getDialogTitle(String aSpecificDialogName){<a name="line.128"></a><a name=line.128></a>
<FONT color="green">129</FONT>        Args.checkForContent(aSpecificDialogName);<a name="line.129"></a><a name=line.129></a>
<FONT color="green">130</FONT>        StringBuilder result = new StringBuilder(LaunchApplication.APP_NAME);<a name="line.130"></a><a name=line.130></a>
<FONT color="green">131</FONT>        result.append(": ");<a name="line.131"></a><a name=line.131></a>
<FONT color="green">132</FONT>        result.append(aSpecificDialogName);<a name="line.132"></a><a name=line.132></a>
<FONT color="green">133</FONT>        return result.toString(); <a name="line.133"></a><a name=line.133></a>
<FONT color="green">134</FONT>      }<a name="line.134"></a><a name=line.134></a>
<FONT color="green">135</FONT>      <a name="line.135"></a><a name=line.135></a>
<FONT color="green">136</FONT>      /**<a name="line.136"></a><a name=line.136></a>
<FONT color="green">137</FONT>       Make a horizontal row of buttons of equal size, whch are equally spaced, <a name="line.137"></a><a name=line.137></a>
<FONT color="green">138</FONT>       and aligned on the right.<a name="line.138"></a><a name=line.138></a>
<FONT color="green">139</FONT>      <a name="line.139"></a><a name=line.139></a>
<FONT color="green">140</FONT>       &lt;P&gt;The returned component has border spacing only on the top (of the size <a name="line.140"></a><a name=line.140></a>
<FONT color="green">141</FONT>       recommended by the Look and Feel Design Guidelines).<a name="line.141"></a><a name=line.141></a>
<FONT color="green">142</FONT>       All other spacing must be applied elsewhere ; usually, this will only mean <a name="line.142"></a><a name=line.142></a>
<FONT color="green">143</FONT>       that the dialog's top-level panel should use {@link #getStandardBorder}.<a name="line.143"></a><a name=line.143></a>
<FONT color="green">144</FONT>       <a name="line.144"></a><a name=line.144></a>
<FONT color="green">145</FONT>       @param aButtons contains the buttons to be placed in a row.<a name="line.145"></a><a name=line.145></a>
<FONT color="green">146</FONT>      */<a name="line.146"></a><a name=line.146></a>
<FONT color="green">147</FONT>      public static JComponent getCommandRow(java.util.List&lt;JComponent&gt; aButtons){<a name="line.147"></a><a name=line.147></a>
<FONT color="green">148</FONT>        equalizeSizes( aButtons );<a name="line.148"></a><a name=line.148></a>
<FONT color="green">149</FONT>        JPanel panel = new JPanel();<a name="line.149"></a><a name=line.149></a>
<FONT color="green">150</FONT>        LayoutManager layout = new BoxLayout(panel, BoxLayout.X_AXIS);<a name="line.150"></a><a name=line.150></a>
<FONT color="green">151</FONT>        panel.setLayout( layout );<a name="line.151"></a><a name=line.151></a>
<FONT color="green">152</FONT>        panel.setBorder(  BorderFactory.createEmptyBorder(UiConsts.THREE_SPACES, 0, 0, 0) );<a name="line.152"></a><a name=line.152></a>
<FONT color="green">153</FONT>        panel.add( Box.createHorizontalGlue() );<a name="line.153"></a><a name=line.153></a>
<FONT color="green">154</FONT>        Iterator&lt;JComponent&gt; buttonsIter = aButtons.iterator();<a name="line.154"></a><a name=line.154></a>
<FONT color="green">155</FONT>        while ( buttonsIter.hasNext() ) {<a name="line.155"></a><a name=line.155></a>
<FONT color="green">156</FONT>          panel.add( buttonsIter.next() );<a name="line.156"></a><a name=line.156></a>
<FONT color="green">157</FONT>          if ( buttonsIter.hasNext() ) {<a name="line.157"></a><a name=line.157></a>
<FONT color="green">158</FONT>            panel.add( Box.createHorizontalStrut(UiConsts.ONE_SPACE) );<a name="line.158"></a><a name=line.158></a>
<FONT color="green">159</FONT>          }<a name="line.159"></a><a name=line.159></a>
<FONT color="green">160</FONT>        }<a name="line.160"></a><a name=line.160></a>
<FONT color="green">161</FONT>        return panel;<a name="line.161"></a><a name=line.161></a>
<FONT color="green">162</FONT>      }<a name="line.162"></a><a name=line.162></a>
<FONT color="green">163</FONT>      <a name="line.163"></a><a name=line.163></a>
<FONT color="green">164</FONT>      /**<a name="line.164"></a><a name=line.164></a>
<FONT color="green">165</FONT>       Make a vertical row of buttons of equal size, whch are equally spaced, <a name="line.165"></a><a name=line.165></a>
<FONT color="green">166</FONT>       and aligned on the right.<a name="line.166"></a><a name=line.166></a>
<FONT color="green">167</FONT>      <a name="line.167"></a><a name=line.167></a>
<FONT color="green">168</FONT>       &lt;P&gt;The returned component has border spacing only on the left (of the size <a name="line.168"></a><a name=line.168></a>
<FONT color="green">169</FONT>       recommended by the Look and Feel Design Guidelines).<a name="line.169"></a><a name=line.169></a>
<FONT color="green">170</FONT>       All other spacing must be applied elsewhere ; usually, this will only mean <a name="line.170"></a><a name=line.170></a>
<FONT color="green">171</FONT>       that the dialog's top-level panel should use {@link #getStandardBorder}.<a name="line.171"></a><a name=line.171></a>
<FONT color="green">172</FONT>       <a name="line.172"></a><a name=line.172></a>
<FONT color="green">173</FONT>       @param aButtons contains the buttons to be placed in a column<a name="line.173"></a><a name=line.173></a>
<FONT color="green">174</FONT>      */<a name="line.174"></a><a name=line.174></a>
<FONT color="green">175</FONT>      public static JComponent getCommandColumn( java.util.List&lt;JComponent&gt; aButtons ){<a name="line.175"></a><a name=line.175></a>
<FONT color="green">176</FONT>        equalizeSizes( aButtons );<a name="line.176"></a><a name=line.176></a>
<FONT color="green">177</FONT>        JPanel panel = new JPanel();<a name="line.177"></a><a name=line.177></a>
<FONT color="green">178</FONT>        LayoutManager layout = new BoxLayout(panel, BoxLayout.Y_AXIS);<a name="line.178"></a><a name=line.178></a>
<FONT color="green">179</FONT>        panel.setLayout( layout );<a name="line.179"></a><a name=line.179></a>
<FONT color="green">180</FONT>        panel.setBorder(<a name="line.180"></a><a name=line.180></a>
<FONT color="green">181</FONT>          BorderFactory.createEmptyBorder(0,UiConsts.THREE_SPACES, 0,0)<a name="line.181"></a><a name=line.181></a>
<FONT color="green">182</FONT>        );<a name="line.182"></a><a name=line.182></a>
<FONT color="green">183</FONT>        //(no for-each is used here, because of the 'not-yet-last' check)<a name="line.183"></a><a name=line.183></a>
<FONT color="green">184</FONT>        Iterator&lt;JComponent&gt; buttonsIter = aButtons.iterator();<a name="line.184"></a><a name=line.184></a>
<FONT color="green">185</FONT>        while ( buttonsIter.hasNext() ) {<a name="line.185"></a><a name=line.185></a>
<FONT color="green">186</FONT>          panel.add(buttonsIter.next());<a name="line.186"></a><a name=line.186></a>
<FONT color="green">187</FONT>          if ( buttonsIter.hasNext() ) {<a name="line.187"></a><a name=line.187></a>
<FONT color="green">188</FONT>            panel.add( Box.createVerticalStrut(UiConsts.ONE_SPACE) );<a name="line.188"></a><a name=line.188></a>
<FONT color="green">189</FONT>          }<a name="line.189"></a><a name=line.189></a>
<FONT color="green">190</FONT>        }<a name="line.190"></a><a name=line.190></a>
<FONT color="green">191</FONT>        panel.add( Box.createVerticalGlue() );<a name="line.191"></a><a name=line.191></a>
<FONT color="green">192</FONT>        return panel;<a name="line.192"></a><a name=line.192></a>
<FONT color="green">193</FONT>      }<a name="line.193"></a><a name=line.193></a>
<FONT color="green">194</FONT>    <a name="line.194"></a><a name=line.194></a>
<FONT color="green">195</FONT>      /** Return the currently active frame. */<a name="line.195"></a><a name=line.195></a>
<FONT color="green">196</FONT>      public static Frame getActiveFrame() {<a name="line.196"></a><a name=line.196></a>
<FONT color="green">197</FONT>        Frame result = null;<a name="line.197"></a><a name=line.197></a>
<FONT color="green">198</FONT>        Frame[] frames = Frame.getFrames();<a name="line.198"></a><a name=line.198></a>
<FONT color="green">199</FONT>        for (int i = 0; i &lt; frames.length; i++) {<a name="line.199"></a><a name=line.199></a>
<FONT color="green">200</FONT>          Frame frame = frames[i];<a name="line.200"></a><a name=line.200></a>
<FONT color="green">201</FONT>          if (frame.isVisible()) { //Component method<a name="line.201"></a><a name=line.201></a>
<FONT color="green">202</FONT>            result = frame;<a name="line.202"></a><a name=line.202></a>
<FONT color="green">203</FONT>            break;<a name="line.203"></a><a name=line.203></a>
<FONT color="green">204</FONT>          }<a name="line.204"></a><a name=line.204></a>
<FONT color="green">205</FONT>        }<a name="line.205"></a><a name=line.205></a>
<FONT color="green">206</FONT>        return result;<a name="line.206"></a><a name=line.206></a>
<FONT color="green">207</FONT>      }<a name="line.207"></a><a name=line.207></a>
<FONT color="green">208</FONT>      <a name="line.208"></a><a name=line.208></a>
<FONT color="green">209</FONT>      /**<a name="line.209"></a><a name=line.209></a>
<FONT color="green">210</FONT>       Return a &lt;tt&gt;Dimension&lt;/tt&gt; whose size is defined not in terms of pixels, <a name="line.210"></a><a name=line.210></a>
<FONT color="green">211</FONT>       but in terms of a given percent of the screen's width and height. <a name="line.211"></a><a name=line.211></a>
<FONT color="green">212</FONT>      <a name="line.212"></a><a name=line.212></a>
<FONT color="green">213</FONT>      &lt;P&gt; Use to set the preferred size of a component to a certain <a name="line.213"></a><a name=line.213></a>
<FONT color="green">214</FONT>       percentage of the screen.  <a name="line.214"></a><a name=line.214></a>
<FONT color="green">215</FONT>      <a name="line.215"></a><a name=line.215></a>
<FONT color="green">216</FONT>       @param aPercentWidth percentage width of the screen, in range &lt;tt&gt;1..100&lt;/tt&gt;.<a name="line.216"></a><a name=line.216></a>
<FONT color="green">217</FONT>       @param aPercentHeight percentage height of the screen, in range &lt;tt&gt;1..100&lt;/tt&gt;.<a name="line.217"></a><a name=line.217></a>
<FONT color="green">218</FONT>      */<a name="line.218"></a><a name=line.218></a>
<FONT color="green">219</FONT>      public static final Dimension getDimensionFromPercent(int aPercentWidth, int aPercentHeight){<a name="line.219"></a><a name=line.219></a>
<FONT color="green">220</FONT>        int low = 1;<a name="line.220"></a><a name=line.220></a>
<FONT color="green">221</FONT>        int high = 100;<a name="line.221"></a><a name=line.221></a>
<FONT color="green">222</FONT>        Args.checkForRange(aPercentWidth, low, high);<a name="line.222"></a><a name=line.222></a>
<FONT color="green">223</FONT>        Args.checkForRange(aPercentHeight, low, high);<a name="line.223"></a><a name=line.223></a>
<FONT color="green">224</FONT>        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();<a name="line.224"></a><a name=line.224></a>
<FONT color="green">225</FONT>        return calcDimensionFromPercent(screenSize, aPercentWidth, aPercentHeight);<a name="line.225"></a><a name=line.225></a>
<FONT color="green">226</FONT>      }<a name="line.226"></a><a name=line.226></a>
<FONT color="green">227</FONT>    <a name="line.227"></a><a name=line.227></a>
<FONT color="green">228</FONT>      /**<a name="line.228"></a><a name=line.228></a>
<FONT color="green">229</FONT>        Sets the items in &lt;tt&gt;aComponents&lt;/tt&gt; to the same size.<a name="line.229"></a><a name=line.229></a>
<FONT color="green">230</FONT>       <a name="line.230"></a><a name=line.230></a>
<FONT color="green">231</FONT>        &lt;P&gt;Sets each component's preferred and maximum sizes. <a name="line.231"></a><a name=line.231></a>
<FONT color="green">232</FONT>        The actual size is determined by the layout manager, whcih adjusts <a name="line.232"></a><a name=line.232></a>
<FONT color="green">233</FONT>        for locale-specific strings and customized fonts. (See this <a name="line.233"></a><a name=line.233></a>
<FONT color="green">234</FONT>        &lt;a href="http://java.sun.com/products/jlf/ed2/samcode/prefere.html"&gt;Sun doc&lt;/a&gt; <a name="line.234"></a><a name=line.234></a>
<FONT color="green">235</FONT>        for more information.)<a name="line.235"></a><a name=line.235></a>
<FONT color="green">236</FONT>       <a name="line.236"></a><a name=line.236></a>
<FONT color="green">237</FONT>        @param aComponents items whose sizes are to be equalized<a name="line.237"></a><a name=line.237></a>
<FONT color="green">238</FONT>       */<a name="line.238"></a><a name=line.238></a>
<FONT color="green">239</FONT>      public static void equalizeSizes(java.util.List&lt;JComponent&gt; aComponents) {<a name="line.239"></a><a name=line.239></a>
<FONT color="green">240</FONT>        Dimension targetSize = new Dimension(0,0);<a name="line.240"></a><a name=line.240></a>
<FONT color="green">241</FONT>        for(JComponent comp: aComponents ) {<a name="line.241"></a><a name=line.241></a>
<FONT color="green">242</FONT>          Dimension compSize = comp.getPreferredSize();<a name="line.242"></a><a name=line.242></a>
<FONT color="green">243</FONT>          double width = Math.max(targetSize.getWidth(), compSize.getWidth());<a name="line.243"></a><a name=line.243></a>
<FONT color="green">244</FONT>          double height = Math.max(targetSize.getHeight(), compSize.getHeight());<a name="line.244"></a><a name=line.244></a>
<FONT color="green">245</FONT>          targetSize.setSize(width, height);<a name="line.245"></a><a name=line.245></a>
<FONT color="green">246</FONT>        }<a name="line.246"></a><a name=line.246></a>
<FONT color="green">247</FONT>        setSizes(aComponents, targetSize);<a name="line.247"></a><a name=line.247></a>
<FONT color="green">248</FONT>      }<a name="line.248"></a><a name=line.248></a>
<FONT color="green">249</FONT>    <a name="line.249"></a><a name=line.249></a>
<FONT color="green">250</FONT>      /**<a name="line.250"></a><a name=line.250></a>
<FONT color="green">251</FONT>       Make the system emit a beep.<a name="line.251"></a><a name=line.251></a>
<FONT color="green">252</FONT>      <a name="line.252"></a><a name=line.252></a>
<FONT color="green">253</FONT>       &lt;P&gt;May not beep unless the speakers are turned on, so this cannot <a name="line.253"></a><a name=line.253></a>
<FONT color="green">254</FONT>       be guaranteed to work.<a name="line.254"></a><a name=line.254></a>
<FONT color="green">255</FONT>      */<a name="line.255"></a><a name=line.255></a>
<FONT color="green">256</FONT>      public static void beep(){<a name="line.256"></a><a name=line.256></a>
<FONT color="green">257</FONT>        Toolkit.getDefaultToolkit().beep();<a name="line.257"></a><a name=line.257></a>
<FONT color="green">258</FONT>      }<a name="line.258"></a><a name=line.258></a>
<FONT color="green">259</FONT>      <a name="line.259"></a><a name=line.259></a>
<FONT color="green">260</FONT>      /**<a name="line.260"></a><a name=line.260></a>
<FONT color="green">261</FONT>       Imposes a uniform horizontal alignment on all items in a container.<a name="line.261"></a><a name=line.261></a>
<FONT color="green">262</FONT>      <a name="line.262"></a><a name=line.262></a>
<FONT color="green">263</FONT>      &lt;P&gt; Intended especially for &lt;tt&gt;BoxLayout&lt;/tt&gt;, where all components need <a name="line.263"></a><a name=line.263></a>
<FONT color="green">264</FONT>       to share the same alignment in order for display to be reasonable. <a name="line.264"></a><a name=line.264></a>
<FONT color="green">265</FONT>       (Indeed, this method may only work for &lt;tt&gt;BoxLayout&lt;/tt&gt;, since apparently <a name="line.265"></a><a name=line.265></a>
<FONT color="green">266</FONT>       it is the only layout to use &lt;tt&gt;setAlignmentX, setAlignmentY&lt;/tt&gt;.)<a name="line.266"></a><a name=line.266></a>
<FONT color="green">267</FONT>      <a name="line.267"></a><a name=line.267></a>
<FONT color="green">268</FONT>       @param aContainer contains only &lt;tt&gt;JComponent&lt;/tt&gt; objects.<a name="line.268"></a><a name=line.268></a>
<FONT color="green">269</FONT>      */<a name="line.269"></a><a name=line.269></a>
<FONT color="green">270</FONT>      public static void alignAllX(Container aContainer, UiUtil.AlignX aAlignment){<a name="line.270"></a><a name=line.270></a>
<FONT color="green">271</FONT>        java.util.List&lt;Component&gt; components = Arrays.asList( aContainer.getComponents() );<a name="line.271"></a><a name=line.271></a>
<FONT color="green">272</FONT>        for(Component comp: components){<a name="line.272"></a><a name=line.272></a>
<FONT color="green">273</FONT>          JComponent jcomp = (JComponent)comp;<a name="line.273"></a><a name=line.273></a>
<FONT color="green">274</FONT>          jcomp.setAlignmentX( aAlignment.getValue() );<a name="line.274"></a><a name=line.274></a>
<FONT color="green">275</FONT>        }<a name="line.275"></a><a name=line.275></a>
<FONT color="green">276</FONT>      }<a name="line.276"></a><a name=line.276></a>
<FONT color="green">277</FONT>      <a name="line.277"></a><a name=line.277></a>
<FONT color="green">278</FONT>      /** Enumeration for horizontal alignment. */<a name="line.278"></a><a name=line.278></a>
<FONT color="green">279</FONT>      public enum AlignX {<a name="line.279"></a><a name=line.279></a>
<FONT color="green">280</FONT>        LEFT(Component.LEFT_ALIGNMENT),<a name="line.280"></a><a name=line.280></a>
<FONT color="green">281</FONT>        CENTER(Component.CENTER_ALIGNMENT),<a name="line.281"></a><a name=line.281></a>
<FONT color="green">282</FONT>        RIGHT(Component.RIGHT_ALIGNMENT);<a name="line.282"></a><a name=line.282></a>
<FONT color="green">283</FONT>        public float getValue(){<a name="line.283"></a><a name=line.283></a>
<FONT color="green">284</FONT>          return fValue;<a name="line.284"></a><a name=line.284></a>
<FONT color="green">285</FONT>        }<a name="line.285"></a><a name=line.285></a>
<FONT color="green">286</FONT>        private final float fValue;<a name="line.286"></a><a name=line.286></a>
<FONT color="green">287</FONT>        private AlignX(float aValue){<a name="line.287"></a><a name=line.287></a>
<FONT color="green">288</FONT>          fValue = aValue;<a name="line.288"></a><a name=line.288></a>
<FONT color="green">289</FONT>        }<a name="line.289"></a><a name=line.289></a>
<FONT color="green">290</FONT>      }<a name="line.290"></a><a name=line.290></a>
<FONT color="green">291</FONT>      <a name="line.291"></a><a name=line.291></a>
<FONT color="green">292</FONT>      /**<a name="line.292"></a><a name=line.292></a>
<FONT color="green">293</FONT>       Imposes a uniform vertical alignment on all items in a container.<a name="line.293"></a><a name=line.293></a>
<FONT color="green">294</FONT>      <a name="line.294"></a><a name=line.294></a>
<FONT color="green">295</FONT>      &lt;P&gt; Intended especially for &lt;tt&gt;BoxLayout&lt;/tt&gt;, where all components need <a name="line.295"></a><a name=line.295></a>
<FONT color="green">296</FONT>       to share the same alignment in order for display to be reasonable.<a name="line.296"></a><a name=line.296></a>
<FONT color="green">297</FONT>       (Indeed, this method may only work for &lt;tt&gt;BoxLayout&lt;/tt&gt;, since apparently <a name="line.297"></a><a name=line.297></a>
<FONT color="green">298</FONT>       it is the only layout to use &lt;tt&gt;setAlignmentX, setAlignmentY&lt;/tt&gt;.)<a name="line.298"></a><a name=line.298></a>
<FONT color="green">299</FONT>      <a name="line.299"></a><a name=line.299></a>
<FONT color="green">300</FONT>       @param aContainer contains only &lt;tt&gt;JComponent&lt;/tt&gt; objects.<a name="line.300"></a><a name=line.300></a>
<FONT color="green">301</FONT>      */<a name="line.301"></a><a name=line.301></a>
<FONT color="green">302</FONT>      public static void alignAllY(Container aContainer, UiUtil.AlignY aAlignment){<a name="line.302"></a><a name=line.302></a>
<FONT color="green">303</FONT>        java.util.List components = Arrays.asList( aContainer.getComponents() );<a name="line.303"></a><a name=line.303></a>
<FONT color="green">304</FONT>        Iterator compsIter = components.iterator();<a name="line.304"></a><a name=line.304></a>
<FONT color="green">305</FONT>        while ( compsIter.hasNext() ) {<a name="line.305"></a><a name=line.305></a>
<FONT color="green">306</FONT>          JComponent comp = (JComponent)compsIter.next();<a name="line.306"></a><a name=line.306></a>
<FONT color="green">307</FONT>          comp.setAlignmentY( aAlignment.getValue() );<a name="line.307"></a><a name=line.307></a>
<FONT color="green">308</FONT>        }<a name="line.308"></a><a name=line.308></a>
<FONT color="green">309</FONT>      }<a name="line.309"></a><a name=line.309></a>
<FONT color="green">310</FONT>    <a name="line.310"></a><a name=line.310></a>
<FONT color="green">311</FONT>      /** Type-safe enumeration vertical alignment. */<a name="line.311"></a><a name=line.311></a>
<FONT color="green">312</FONT>      public enum AlignY {<a name="line.312"></a><a name=line.312></a>
<FONT color="green">313</FONT>        TOP(Component.TOP_ALIGNMENT),<a name="line.313"></a><a name=line.313></a>
<FONT color="green">314</FONT>        CENTER(Component.CENTER_ALIGNMENT),<a name="line.314"></a><a name=line.314></a>
<FONT color="green">315</FONT>        BOTTOM(Component.BOTTOM_ALIGNMENT);<a name="line.315"></a><a name=line.315></a>
<FONT color="green">316</FONT>        float getValue(){<a name="line.316"></a><a name=line.316></a>
<FONT color="green">317</FONT>          return fValue;<a name="line.317"></a><a name=line.317></a>
<FONT color="green">318</FONT>        }<a name="line.318"></a><a name=line.318></a>
<FONT color="green">319</FONT>        private final float fValue;<a name="line.319"></a><a name=line.319></a>
<FONT color="green">320</FONT>        private AlignY( float aValue){<a name="line.320"></a><a name=line.320></a>
<FONT color="green">321</FONT>          fValue = aValue;<a name="line.321"></a><a name=line.321></a>
<FONT color="green">322</FONT>        }<a name="line.322"></a><a name=line.322></a>
<FONT color="green">323</FONT>      }<a name="line.323"></a><a name=line.323></a>
<FONT color="green">324</FONT>      <a name="line.324"></a><a name=line.324></a>
<FONT color="green">325</FONT>      /**<a name="line.325"></a><a name=line.325></a>
<FONT color="green">326</FONT>       Ensure that &lt;tt&gt;aRootPane&lt;/tt&gt; has no default button associated with it.<a name="line.326"></a><a name=line.326></a>
<FONT color="green">327</FONT>      <a name="line.327"></a><a name=line.327></a>
<FONT color="green">328</FONT>       &lt;P&gt;Intended mainly for dialogs where the user is confirming a delete action.<a name="line.328"></a><a name=line.328></a>
<FONT color="green">329</FONT>       In this case, an explicit Yes or No is preferred, with no default action being <a name="line.329"></a><a name=line.329></a>
<FONT color="green">330</FONT>       taken when the user hits the Enter key. <a name="line.330"></a><a name=line.330></a>
<FONT color="green">331</FONT>      */<a name="line.331"></a><a name=line.331></a>
<FONT color="green">332</FONT>      public static void noDefaultButton(JRootPane aRootPane){<a name="line.332"></a><a name=line.332></a>
<FONT color="green">333</FONT>        aRootPane.setDefaultButton(null);<a name="line.333"></a><a name=line.333></a>
<FONT color="green">334</FONT>      }<a name="line.334"></a><a name=line.334></a>
<FONT color="green">335</FONT>      <a name="line.335"></a><a name=line.335></a>
<FONT color="green">336</FONT>      /**<a name="line.336"></a><a name=line.336></a>
<FONT color="green">337</FONT>      Create an icon for use by a given class.<a name="line.337"></a><a name=line.337></a>
<FONT color="green">338</FONT>      <a name="line.338"></a><a name=line.338></a>
<FONT color="green">339</FONT>      Returns &lt;tt&gt;null&lt;/tt&gt; if the icon cannot be found.<a name="line.339"></a><a name=line.339></a>
<FONT color="green">340</FONT>      <a name="line.340"></a><a name=line.340></a>
<FONT color="green">341</FONT>      @param aPath path to the file, relative to the calling class, as in '../images/blah.png'<a name="line.341"></a><a name=line.341></a>
<FONT color="green">342</FONT>      @param aDescription description of the image<a name="line.342"></a><a name=line.342></a>
<FONT color="green">343</FONT>      @param aClass class that needs to use the image<a name="line.343"></a><a name=line.343></a>
<FONT color="green">344</FONT>      */<a name="line.344"></a><a name=line.344></a>
<FONT color="green">345</FONT>      public static ImageIcon createImageIcon(String aPath, String aDescription, Class aClass) {<a name="line.345"></a><a name=line.345></a>
<FONT color="green">346</FONT>        ImageIcon result = null;<a name="line.346"></a><a name=line.346></a>
<FONT color="green">347</FONT>        URL imageURL = aClass.getResource(aPath); //resolves to an absolute path<a name="line.347"></a><a name=line.347></a>
<FONT color="green">348</FONT>        if (imageURL != null) {<a name="line.348"></a><a name=line.348></a>
<FONT color="green">349</FONT>          result = new ImageIcon(imageURL, aDescription);<a name="line.349"></a><a name=line.349></a>
<FONT color="green">350</FONT>        } <a name="line.350"></a><a name=line.350></a>
<FONT color="green">351</FONT>        return result;<a name="line.351"></a><a name=line.351></a>
<FONT color="green">352</FONT>      }<a name="line.352"></a><a name=line.352></a>
<FONT color="green">353</FONT>    <a name="line.353"></a><a name=line.353></a>
<FONT color="green">354</FONT>      // PRIVATE //<a name="line.354"></a><a name=line.354></a>
<FONT color="green">355</FONT>      <a name="line.355"></a><a name=line.355></a>
<FONT color="green">356</FONT>      private static void setSizes(java.util.List aComponents, Dimension aDimension){<a name="line.356"></a><a name=line.356></a>
<FONT color="green">357</FONT>        Iterator compsIter = aComponents.iterator();      <a name="line.357"></a><a name=line.357></a>
<FONT color="green">358</FONT>        while ( compsIter.hasNext() ) {<a name="line.358"></a><a name=line.358></a>
<FONT color="green">359</FONT>          JComponent comp = (JComponent) compsIter.next();<a name="line.359"></a><a name=line.359></a>
<FONT color="green">360</FONT>          comp.setPreferredSize( (Dimension)aDimension.clone() );<a name="line.360"></a><a name=line.360></a>
<FONT color="green">361</FONT>          comp.setMaximumSize( (Dimension)aDimension.clone() );<a name="line.361"></a><a name=line.361></a>
<FONT color="green">362</FONT>        }<a name="line.362"></a><a name=line.362></a>
<FONT color="green">363</FONT>      }<a name="line.363"></a><a name=line.363></a>
<FONT color="green">364</FONT>    <a name="line.364"></a><a name=line.364></a>
<FONT color="green">365</FONT>      private static Dimension calcDimensionFromPercent(Dimension aSourceDimension, int aPercentWidth, int aPercentHeight){<a name="line.365"></a><a name=line.365></a>
<FONT color="green">366</FONT>        int width = aSourceDimension.width * aPercentWidth/100;<a name="line.366"></a><a name=line.366></a>
<FONT color="green">367</FONT>        int height = aSourceDimension.height * aPercentHeight/100;<a name="line.367"></a><a name=line.367></a>
<FONT color="green">368</FONT>        return new Dimension(width, height);<a name="line.368"></a><a name=line.368></a>
<FONT color="green">369</FONT>      }<a name="line.369"></a><a name=line.369></a>
<FONT color="green">370</FONT>    }<a name="line.370"></a><a name=line.370></a>
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